T1 Energy Executive and Leadership Team

November, 2026

Leadership Overview

T1 Energy has 6 executives leading key functions including corporate strategy, executive operations, technology development, financial management, marketing, and group financial oversight.

Focused on strengthening the domestic solar energy supply chain, T1 Energy builds integrated manufacturing platforms to increase the availability of high-quality, domestically produced photovoltaic modules and solar cells.

Leadership Roles at T1 Energy

  • Chairman & Chief Executive Officer - Daniel Barcelo
  • Senior Vice President, Chief Executive Officer Office - Anne Ekern
  • Chief Financial Officer - Evan Calio
  • Group Chief Financial Officer - Oscar Brown
  • Chief Technology Officer - Andreas Bentzen
  • Chief Marketing Officer - Nicholas Bembenek
  • Daniel Barcelo - Chairman & Chief Executive Officer

    Daniel Barcelo, the Chairman & Chief Executive Officer at T1 Energy, directs the overarching corporate strategy and long-term vision for the organization. By prioritizing the expansion of domestic solar manufacturing, Barcelo guides the company toward establishing a robust, integrated supply chain for photovoltaic modules. This leadership role involves constant engagement with the Board to ensure alignment between operational milestones and investor expectations. Overseeing the transition from upstream cell production to downstream module assembly, the Chairman & Chief Executive Officer maintains a sharp focus on scaling production capacity across North American facilities. Through rigorous oversight of capital allocation and strategic partnerships, Daniel Barcelo secures the necessary resources to maintain a competitive edge in the renewable energy sector. Ultimately, the Chairman & Chief Executive Officer drives the mission to reduce reliance on foreign solar components while fostering sustainable growth within the domestic energy technology landscape.
    Daniel Barcelo

    Anne Ekern - Senior Vice President, Chief Executive Officer Office

    Anne Ekern, the Senior Vice President, Chief Executive Officer Office at T1 Energy, manages the operational flow and strategic communication between executive leadership and internal departments. By coordinating high-level initiatives, Ekern ensures that the organizational objectives regarding domestic solar manufacturing remain the primary focus across all business units. This role involves streamlining decision-making processes and facilitating cross-functional collaboration to support the development of integrated solar manufacturing platforms. Anne Ekern monitors the execution of corporate policies, ensuring that every department aligns with the broader mission of strengthening the domestic solar supply chain. By managing complex administrative workflows and supporting the executive team, the Senior Vice President, Chief Executive Officer Office optimizes internal efficiency. Through consistent monitoring of operational progress, Ekern provides the necessary support to maintain momentum in the production of photovoltaic modules, ultimately contributing to the long-term stability and market impact of the company.

    Evan Calio - Chief Financial Officer

    Evan Calio, the Chief Financial Officer at T1 Energy, manages the financial health and capital structure required to support large-scale solar manufacturing operations. By overseeing fiscal planning and budgeting, Calio ensures that the company maintains the liquidity necessary to fund the development of photovoltaic module facilities. This role involves rigorous financial analysis to support the expansion of domestic solar production capabilities. Evan Calio monitors market trends and economic indicators to mitigate financial risks associated with the energy technology sector. By providing transparent financial reporting to stakeholders, the Chief Financial Officer builds trust and secures the investment needed for long-term growth. Through the optimization of capital expenditures, Calio supports the strategic goal of connecting upstream cell production with downstream manufacturing. Ultimately, the Chief Financial Officer drives the financial discipline required to sustain the company's mission of strengthening the domestic solar supply chain while delivering consistent value to shareholders.
    Evan Calio

    Oscar Brown - Group Chief Financial Officer

    Oscar Brown, the Group Chief Financial Officer at T1 Energy, oversees the consolidated financial performance and global investment strategy for the entire organization. By managing the financial integration of various manufacturing facilities, Brown ensures that the company maintains a cohesive fiscal approach across all operational regions. This role involves evaluating large-scale investment opportunities to support the expansion of the domestic solar manufacturing platform. Oscar Brown coordinates with the executive team to align financial resources with the company's long-term growth objectives in the renewable energy sector. By implementing robust financial controls and governance, the Group Chief Financial Officer mitigates operational risks and ensures compliance with international standards. Through the management of complex financial portfolios, Brown supports the strategic goal of increasing the availability of domestically produced solar products. Ultimately, the Group Chief Financial Officer drives the financial strategy that enables the company to scale its operations and maintain a dominant position in the energy technology market.

    Andreas Bentzen - Chief Technology Officer

    Andreas Bentzen, the Chief Technology Officer at T1 Energy, architects the technical roadmap for solar cell production and photovoltaic module manufacturing. By overseeing research and development, Bentzen ensures that the company utilizes cutting-edge technology to maximize the efficiency of domestic solar products. This leadership role involves managing the integration of upstream cell production with downstream module assembly to create a seamless manufacturing platform. Andreas Bentzen evaluates emerging energy technologies to maintain a competitive advantage in the U.S. market. By collaborating with engineering teams, the Chief Technology Officer drives innovation in manufacturing processes, reducing costs while improving product quality. Through the implementation of advanced technical standards, Bentzen supports the company's goal of increasing the availability of domestically manufactured solar solutions. Ultimately, the Chief Technology Officer ensures that all technical operations align with the strategic objective of building a resilient and technologically superior solar energy supply chain.
    Andreas Bentzen

    Nicholas Bembenek - Chief Marketing Officer

    Nicholas Bembenek, the Chief Marketing Officer at T1 Energy, directs the brand strategy and market positioning for the company's domestically manufactured solar products. By analyzing market demand for photovoltaic modules, Bembenek crafts campaigns that highlight the benefits of a secure, U.S.-based solar supply chain. This leadership role involves engaging with industry partners and customers to communicate the value of integrated solar manufacturing platforms. Nicholas Bembenek oversees the development of marketing collateral that emphasizes the quality and reliability of the company's solar cells. By aligning marketing efforts with the broader corporate mission, the Chief Marketing Officer drives brand awareness and market penetration across North America. Through strategic outreach and public relations, Bembenek ensures that the company remains a recognized leader in the domestic energy technology space. Ultimately, the Chief Marketing Officer supports the growth of the business by effectively translating technical manufacturing achievements into compelling market narratives that resonate with key stakeholders.

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    Frequently Asked Questions Regarding T1 Energy Top Executives and Leadership Team

    Who leads T1 Energy?
    T1 Energy is led by Daniel Barcelo (Chairman & Chief Executive Officer), along with executives such as Anne Ekern (Senior Vice President, Chief Executive Officer Office) and Evan Calio (Chief Financial Officer).
    Who is part of T1 Energy’s executive team?
    The executive team of T1 Energy includes leaders such as Daniel Barcelo (Chairman & Chief Executive Officer), Anne Ekern (Senior Vice President, Chief Executive Officer Office), Evan Calio (Chief Financial Officer) and other senior executives.
    How many executives does T1 Energy have?
    T1 Energy has 6 executives leading key business areas.
    What roles are included in T1 Energy’s leadership team?
    The leadership team of T1 Energy includes roles such as Chairman & Chief Executive Officer, Senior Vice President, Chief Executive Officer Office, Chief Financial Officer, Group Chief Financial Officer, Chief Technology Officer.